Uber says not clear what prompted London regulator to strip it of license

LONDON (Reuters) - Uber said on Monday it was not clear what concerns London's transport regulator had for stripping it of its license as the taxi app battles to keep operating in one of the world's wealthiest cities.

LONDON (Reuters) - Uber said on Monday it was not clear what concerns London's transport regulator had for stripping it of its license as the taxi app battles to keep operating in one of the world's wealthiest cities.